<template>
  <!-- 评论栏 -->
  <div class="talk">
    <input type="text" placeholder="说点什么吧！" />
    <button></button>
  </div>
</template>

<script>
export default {};
</script>

<style lang='less' scoped>
* {
  margin: 0;
  padding: 0;
}
.talk {
  position: fixed;
  width: 100vh;
  bottom: 0;
}
</style>